Color

#803bc4

#803bc4
hex#803bc4
rgbrgb(128, 59, 196)
hslhsl(270, 54%, 50%)
oklchoklch(0.513 0.203 302.8)
Closest name: Lilac Spring (#8822cc)Relative luminance 0.117

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#80c43b

#3b3bc4 · #c43bc4

#c4803b · #3bc480

Split-complementary

Open in tool →

#c4c43b · #3bc43b

#c43b3b · #80c43b · #3bc4c4

Contrast

#803bc4 as textRatioAAAA largeAAAFix
Aaon white
6.29:1passpassfail
  • AAA: use #7536b5 as the text (7.12:1)
Aaon black
3.34:1failpassfail
  • AA: use #945ace as the text (4.61:1)
  • AAA: use #b085db as the text (7.22:1)
  • AA: or shift the background to #dbdbdb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #803bc4 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#803bc4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #803bc4
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #803bc4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/803bc4-b59cc4-c9cb62-2c1f2d-eae9f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md